87661002

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1439}}^1$

素因数の和:1539

約数の個数: 64

約数和(自身を含む): 209018880

約数和(自身を除く): 121357878

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 71, 78, 142, 143, 213, 286, 426, 429, 781, 858, 923, 1439, 1562, 1846, 2343, 2769, 2878, 4317, 4686, 5538, 8634, 10153, 15829, 18707, 20306, 30459, 31658, 37414, 47487, 56121, 60918, 94974, 102169, 112242, 204338, 205777, 306507, 411554, 613014, 617331, 1123859, 1234662, 1328197, 2247718, 2656394, 3371577, 3984591, 6743154, 7969182, 14610167, 29220334, 43830501, 87661002]

約数ペア:

[(1, 87661002), (2, 43830501), (3, 29220334), (6, 14610167), (11, 7969182), (13, 6743154), (22, 3984591), (26, 3371577), (33, 2656394), (39, 2247718), (66, 1328197), (71, 1234662), (78, 1123859), (142, 617331), (143, 613014), (213, 411554), (286, 306507), (426, 205777), (429, 204338), (781, 112242), (858, 102169), (923, 94974), (1439, 60918), (1562, 56121), (1846, 47487), (2343, 37414), (2769, 31658), (2878, 30459), (4317, 20306), (4686, 18707), (5538, 15829), (8634, 10153)]